S-1137C1J-U5T1G

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Low Dropout Voltage Regulator
• Package: SOT-23-5
• Essence: Voltage Regulator IC
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 1A
• Dropout Voltage: 200mV (typical) at 500mA load current
• Quiescent Current: 50µA (typical)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.3% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1137C1J-U5T1G has a total of five pins arranged as follows: 1. VIN: Input voltage pin 2. GND: Ground pin 3. EN: Enable pin 4. NC: No connection pin 5. VOUT: Output voltage pin

Functional Features

• Low dropout voltage for efficient power management
• Built-in overcurrent protection
• Thermal shutdown protection
• Reverse current protection
• Fast transient response
• Low quiescent current for power-saving applications

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile applications - Excellent line and load regulation for stable output voltage - Compact SOT-23-5 package for space-constrained designs - Robust protection features ensure device reliability

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Dropout voltage may affect efficiency in low input voltage scenarios

Working Principles

The S-1137C1J-U5T1G is a low dropout voltage regulator that maintains a stable output voltage even when the input voltage is slightly lower than the desired output voltage. It achieves this by utilizing a PNP transistor as a pass element and a feedback control circuit to regulate the output voltage. The device continuously monitors the output voltage and adjusts the pass element accordingly to maintain the desired voltage level.

Detailed Application Field Plans

The S-1137C1J-U5T1G is commonly used in various applications, including: 1. Battery-powered devices: Portable electronics, such as smartphones, tablets, and wearable devices, benefit from the low dropout voltage and low quiescent current of the S-1137C1J-U5T1G. 2. Industrial equipment: The voltage regulator's protection features make it suitable for use in industrial control systems, sensors, and instrumentation. 3. Automotive electronics: The wide input voltage range and robustness of the S-1137C1J-U5T1G make it ideal for automotive applications, including infotainment systems, lighting controls, and engine management systems.

Detailed and Complete Alternative Models

1. S-1137C1J-M5T1G: Similar specifications and pin configuration, but with a different package (SOT-23-5).
2. S-1137C1J-U5T2G: Similar specifications and pin configuration, but supplied in a different packaging quantity (2000 pieces per reel).

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